package thinkingJava.chapter09;
interface Service {
	void method1();
	void method2();
}
interface ServiceFactory {
	Service getService();
}
class Implementation1 implements Service {
	Implementation1(){}
	public void method1() {
		System.out.println("Implementation1 method1()");
	}
	public void method2() {
		System.out.println("Implementation1 method2()");
	}
}
class Implementation1Factory implements ServiceFactory {

	public Service getService() {
		return new Implementation1();
	}

}
class Implementation2 implements Service {
	Implementation2(){}
	public void method1() {
		System.out.println("Implementation2 method1()");
	}
	public void method2() {
		System.out.println("Implementation2 method2()");
	}
}
class Implementation2Factory implements ServiceFactory {
	public Service getService() {
		return new Implementation2();
	}
}
public class Factories {
	public static void serviceConsumer(ServiceFactory fact) {
		Service service = fact.getService();
		service.method1();
		service.method2();
	}
	public static void main(String[] args) {
		serviceConsumer(new Implementation1Factory());
		serviceConsumer(new Implementation2Factory());
	}
}
